Power but not starting or booting up.

Question 1

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crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Jeremy

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Sun 14, 2023

asked Sun 14, 2023 crwdns2933505:0crwdne2933505:0 Jeremy

Question 2

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need new display panel ruined connector to computer from display gold

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Dan 490,3crwdns2936485:0crwdne2936485:0

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N'w 20, 2022

commented N'w 20, 2022 crwdns2933505:0crwdne2933505:0 Dan

Question 3

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Restarted and No Video Output - Only 2 Diagnostic LEDs

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Dan

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Yan 8, 2022

commented Yan 8, 2022 crwdns2933505:0crwdne2933505:0 Dan

Question 4

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Won't start after dissasembly - 1 LED light goes off when powered

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

OscarPetré 53

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Mha 25, 2021

asked Mha 25, 2021 crwdns2933505:0crwdne2933505:0 OscarPetré

Question 5

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What if there are no fault LEDS?

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

oldturkey03 816crwdns2936485:0crwdne2936485:0

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Maw 4, 2021

commented Maw 4, 2021 crwdns2933505:0crwdne2933505:0 oldturkey03

Question 6

0 crwdns2873741:0crwdne2873741:0

New dual drive SSD (in place of optical drive) not recognised

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Ivan Eastley

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Kul 10, 2021

asked Kul 10, 2021 crwdns2933505:0crwdne2933505:0 Ivan Eastley

Question 7

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iMac doesnt turn on and fans loud

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Alberto Casado

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Sun 19, 2021

edited by author Sun 19, 2021 crwdns2933505:0crwdne2933505:0 Alberto Casado

Question 8

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Bootable USB or DVD OS Reinstall New HDD

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Michael Maxson 23

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N'w 9, 2020

asked N'w 9, 2020 crwdns2933505:0crwdne2933505:0 Michael Maxson

Question 9

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Turn on power supply without logic board connected?

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Superdirk

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Mha 18, 2020

asked Mha 18, 2020 crwdns2933505:0crwdne2933505:0 Superdirk

Question 10

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repurpose a psu for a project

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Russ Farren

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Mha 4, 2020

asked Mha 4, 2020 crwdns2933505:0crwdne2933505:0 Russ Farren

Question 11

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No boot after replacing GPU

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Pieter Vanackere

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Maw 3, 2020

asked Maw 3, 2020 crwdns2933505:0crwdne2933505:0 Pieter Vanackere

Question 12

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Won't start. Only first diagnostic LED.

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

thrcharles

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Kho 7, 2020

commented Kho 7, 2020 crwdns2933505:0crwdne2933505:0 thrcharles

Question 13

0 crwdns2873741:0crwdne2873741:0

Noisy, but not fan related noise

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Jonas A. 237

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Mud 5, 2020

commented Mud 5, 2020 crwdns2933505:0crwdne2933505:0 Jonas A.

Question 14

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iMac black screen, and start booting after 30 minutes

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Dan 490,3crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Mud 5, 2020

commented Mud 5, 2020 crwdns2933505:0crwdne2933505:0 Dan

Question 15

0 crwdns2873741:0crwdne2873741:0

No boot screens after replacing GPU

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Dan 490,3crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Mud 6, 2019

commented Mud 6, 2019 crwdns2933505:0crwdne2933505:0 Dan

Question 16

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iMac issues with installation OS and running

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Dan 4,5crwdns2936485:0crwdne2936485:0

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Yan 24, 2019

commented Yan 24, 2019 crwdns2933505:0crwdne2933505:0 Dan

Question 17

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No backlight - LCD working, inverter replaced, backlight replaced

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Matt

crwdns2942987:0crwdne2942987:0

Yan 21, 2019

edited by author Yan 21, 2019 crwdns2933505:0crwdne2933505:0 Matt

Question 18

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iMac sd card reader pinout

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Moment Films 54

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Ndz 27, 2018

asked Ndz 27, 2018 crwdns2933505:0crwdne2933505:0 Moment Films

Question 19

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iMac shutting off and rebooting after a few seconds, looping

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Simon

crwdns2942991:0crwdne2942991:0

Kho 6, 2018

answer unaccepted Kho 6, 2018 crwdns2933505:0crwdne2933505:0 Simon

Question 20

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No Internal or External Display or Boot Chime - Screen Share Works

crwdns2934197:0crwdne2934197:0 iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2933315:00crwdne2933315:0

Zachary Maillard

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Dzi 5, 2018

asked Dzi 5, 2018 crwdns2933505:0crwdne2933505:0 Zachary Maillard

crwdns2944620:0iMac Intel 21.5" EMC 2389 Mid 2010crwdne2944620:0

iMac Intel 21.5" EMC 2389 Mid 2010 crwdns2944632:0crwdne2944632:0